since Sep. 2025: Associate Professor, Mathematics and Computer Science Department, St. Petersburg University
since Sep. 2025: Prime instructor, St. Petersburg Center for Artificial Intelligence and Information Technologies

Education Link to heading

2022: Ph.D. in Mathematics and Physics, St. Petersburg University.
Defense details: Dissertation Council Page | Thesis: PDF (RU/EN)
2017: M.Sc. in Mathematics, St. Petersburg University
2015: B.Sc. in Mathematics, St. Petersburg University

Research interests Link to heading

Algebraic groups: Structure theory over rings (Chevalley groups, Steinberg groups, and their relatives; representation theory of such groups)
Invariant theory: Geometry and structure problems defining algebraic groups via invariants; algebro-geometric [Grothendieck] aspects
Non-associative algebras: Algebraic and geometric classifications of Jordan, Novikov, and alternative-like algebras (and superalgebras); Transposed Poisson structures, derivations, deformations, and degenerations.

Grants, Prizes, and Awards Link to heading

2025–2027: Grant of Russian Science Foundation No 25-21-00545
2023–2025: Grant of Russian Science Foundation No 22-71-10001
2023: The “School” competition of Theoretical Physics and Mathematics Advancement Foundation “BASIS”, junior postdoctoral award
2022: Scholarship of the program “Home towns”, Gazprom Neft PJCS, junior postdoctoral award
2019–2022: Russian Foundation of Basic Research, individual grant for doctoral students No 19-31-90072
2018: Rokhlin Stipends for Young Mathematicians, graduate student award
2013: Scholarship of Chebyshev Laboratory, undergraduate student award

Contact Link to heading

E-mail: email

Faculty of Mathematics and Computer Science St. Petersburg University 29th line Vasilievski island 199178, St. Petersburg, Russia

Publications and Preprints Link to heading

(Last updated: June 24, 2026)

Preprints Link to heading

R. Lubkov and A. Stepanov, Subgroups of general linear groups, containing the exterior square of the elementary subgroup (preprint)

Published Link to heading

1	R. Lubkov and I. Shiringovskiy, Transposed Poisson structure on the Witt-type algebra $\mathcal{W}(a,-1)$: derivations, automorphisms, and Rota–Baxter operators, Commun. Math., vol. 34, no. 1, art.no. 14, 2026	PDF DOI ArXiv
2	H. Abdelwahab, I. Kaygorodov, R. Lubkov, The algebraic and geometric classification of derived Jordan and bicommutative algebras, J. Pure Appl. Algebr., vol. 230, no. 5, art.no. 108252, 2026	DOI ArXiv
3	H. Abdelwahab, I. Kaygorodov, R. Lubkov, The algebraic and geometric classification of right alternative and semi-alternative algebras, J. Algebr., vol. 687, no. 1, pp. 792–824, 2026	DOI ArXiv
4	H. Abdelwahab, I. Kaygorodov, R. Lubkov, The algebraic and geometric classification of $\delta$-Novikov algebras, Boletín la Soc. Matemática Mex., vol. 31, no. 3, art.no. 145, 2025	DOI ArXiv
5	K. Abdurasulov, R. Lubkov, A. Saydaliyev, The algebraic and geometric classification of Jordan superalgebras, Sib. Electron. Math. Reports, vol. 22, no. 1, pp. 813–852, 2025	PDF DOI ArXiv
6	R. Lubkov, The reverse decomposition of unipotens in polyvector representations, J. Math. Sci., vol. 288, no. 3, pp. 350–361, 2025	PDF DOI
7	R. Lubkov, Overgroups of elementary groups in polyvector representations (Russian), J. Math. Sci., vol. 531, pp. 101–116, 2024	PDF
8	R. Lubkov and I. Nekrasov, Overgroups of exterior powers of an elementary group. Normalizers, Doc. Math., vol. 29, no. 5, pp. 1243–1268, 2024	PDF DOI ArXiv
9	R. Lubkov and I. Nekrasov, Overgroups of exterior powers of an elementary group. Levels, Linear Multilinear Algebr., vol. 72, no. 4, pp. 563–584, 2022	DOI ArXiv
10	R. Lubkov, The reverse decomposition of unipotents for bivectors, Commun. Algebr., vol. 49, no. 10, pp. 4546–4556, 2021	DOI ArXiv
11	R. Lubkov and A. Stepanov, Subgroups of Chevalley Groups Over Rings, J. Math. Sci., vol. 252, no. 6, pp. 829–840, 2021	PDF DOI
12	R. Lubkov and I. Nekrasov, Explicit Equations for Exterior Square of the General Linear Group, J. Math. Sci., vol. 243, no. 4, pp. 583–594, 2019	PDF DOI ArXiv